You know that feeling that you must be forgetting something, but you can’t for the life of you figure out what it is?
Well, the following people probably felt exactly like that.
Until they returned to the scene of the crime.
Only then did it become clear what had slipped their mind. These 29 pictures will have you slapping your forehead for these forgetful people.
Let these serve as a warning to you to…well, not do the same thing.